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Network Based Systems Analyst IV

Solutions³
Full-time
On-site
Arlington, Virginia, United States
Information Technology (IT)
Title: Network Based Systems Analyst IV

Description: 
Solutions³ LLC is supporting our prime contractor and their U.S. Government customer on a large mission critical development and sustainment program for on and offsite incident response to Government agencies and critical infrastructure owners who experience cyber-attacks.  Solutions³ LLC provides advanced technical assistance, proactive hunting, rapid onsite incident response, and immediate investigation, using host and network-based cybersecurity analysis capabilities.    

Solutions³ LLC is seeking a Network Based Systems Analyst IV to support this critical mission by providing front line response for digital forensics/incident response (DFIR) and proactively hunting for malicious cyber activity.  

Eligibility: 
  • Must be a US Citizen 
  • Must have an active TS/SCIclearance
  • Must be able to obtain DHS Suitability prior to starting employment  
  • 8+ years of directly relevant experience in network investigations
Responsibilities Include: 
  • Assists the Government lead in coordinating teams in preliminary incident response investigations
  • Assists the Government lead with interfacing with the customer while on site
  • Determines appropriate courses of actions in response to identified and analyses anomalous network activity
  • Assesses network topology and device configurations identifying critical security concerns and providing security best practice recommendations
  • Assists with the writing and publishing of Computer Network Defense guidance and reports on incident findings to appropriate constituencies
  • Collects network intrusion artifacts (e.g., PCAP, domains, URI’s, certificates, etc.) and uses discovered data to enable mitigation of potential Computer Network Defense incidents
  • Analyzes identified malicious network activity to determine weaknesses exploited, exploitation methods, effects on system and information
  • Provide technical briefings as required
  • Assists with real-time CND incident handling (i.e., forensic collections, intrusion correlation and tracking, threat analysis, and advising on system remediation) tasks to support onsite engagements
Required Skills: 
  • In depth knowledge of CND policies, procedures and regulations
  • In depth knowledge of standard protocols – ICMP, HTTP/S, DNS, SSH, SMTP, SMB, NFS, TCP/IP   
  • In depth knowledge and experience of Wifi networking
  • In depth knowledge and experience of network topologies - DMZ’s, WAN’s, etc.
  • Substantial knowledge of Splunk (or other SIEM’s)
  • Understanding of MITRE Adversary Tactics, Techniques and Common Knowledge (ATT&CK)
  • Knowledge of Computer Network Defense policies, procedures, and regulations
  • Knowledge of defense-in-depth principles and general attack stages with respect to network security architecture
  • Ability to characterize and analyze network traffic to identify anomalous activity and potential threats to network resources
  • Ability to identify and analyze anomalies in network traffic using metadata
  • Experience with reconstructing a malicious attack or activity based on network traffic
  • Experience examining network topologies to understand data flows through the network
  • Must be able to work collaboratively across physical locations
Desired Skills:  
  • Substantial knowledge of network device integrity concepts and methodologies
  • Proficiency with network analysis software (e.g. Wireshark) 
  • Proficiency with carving and extracting information from PCAP data
  • Proficiency with non-traditional network traffic (e.g. Command and Control) 
  • Proficiency with preserving evidence integrity according to standard operating procedures or national standards
  • Proficiency with virtualized environments  
Desired Certifications:
  • DoD 8140.01 IAT Level II, IASAE II, CSSP Analyst, GCIA, GCIH, CSSP Analyst/CSSP Incident Responder, CEH
  • SANS GIAC GNFA preferred
Required Education: BS Computer Science, Cyber Security, Computer Engineering, or related degree; or HS Diploma and 10+ years of network investigations experience